Features High Efficiency Purification: This purifier can absorb 99.97% of 0.3 micron particles such as pollen, dust, smoke, pet dander, etc. Large Filtration Area: This purifier has a large filtration area that allows for complete coverage of up to 880 square feet. Powerful Motor: This purifier features a larger filter and a powerful motor that increases purification efficiency by 50%. Low Noise: This purifier is quiet, and operates at a near silent 20db level, making it perfect for use in the bedroom or while sleeping. Solar Powered: This purifier is solar powered, it connects to the solar panel under the sun and filters the air without using electricity at all. Specification: Item Type: Air Purifier Material: ABS, Monocrystalline Silicon Solar Panel Power: 10W Application: Automobile, Chicken Coop, Dog House, Outdoor Pet Kennel, etc. Package List: 1 x Solar Panel 1 x Air Purifier Package List 1 x Solar Panel 1 x Air Purifier